Science, asked by seematajammul1234, 6 months ago

.
4 The gas which passes into and out out of the
lungs unchanged is:
a) Oxygen
b) nitrogen
c) carbon dioxide
dj water vapour

Answers

Answered by notsoniceguy

1

Answer:

umm is it nitrogen

not sureee

Answered by alizaaly999

0

Answer:

oxygen and carbondioxide

Explanation:

because we inhale oxygen and exhale carbondioxide while taking breathe

plz mark as brainliest

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